InLittle Italy, 59 % of the adults are males. One adult is randomly selected for a survey involving credit card usage.

1. Find the prior probability that the selected person is a male.

2. It is later learned that the selected survey subject was smoking a cigar. Also, 10.5 % of males smokes cigars, whereas 2.3% of females smoke cigars (based on data from the Substance Abuse and Mental Health Services Administration). Use this additional information to find the probability that the selected subject is a male.

3. How much is the probability to pick up a smoker individual?